20 OPERATIONS OF FUEL-TESTING PLANT IN 1905. 
Samples of coal 
Name of sample. 
Operator. 
Mine. 
Location. 
Railroad. 
San Francisco 
and San Joa- 
quin Coal Co. 
Tesla 
Tesla, Alameda 
County, Cal. 
Alameda and San 
Joaquin. 
Illinois No. 6 
Clover Leaf Coal 
Co. 
Cofleen 
Coffeen, Montgom- 
ery County, 111. 
Toledo, St. Louis 
and Western. 
Illinois No. 7 A 
Lumaghi Coal Co. 
No. 2 
Near Collins ville, 
Madison Count v, 
111. 
Illinois No. 7 B 
do 
do 
do 
do. . 
do 
Illinois No. 7C 
do 
do 
do 
Illinois No. 7 D 
do 
do 
.do 
....do 
Illinois No. 8 
Dering Coal Co . . . 
Paisley 
Paisley, Montgom- 
ery County, 111 
Illinois No. 9 A 
Mount Olive and 
Staunton Coal 
Co. 
No. 2 
Near Staunton, 
Macoupin County, 
111. 
Litchfield and 
Madison. 
Illinois No. 9 B 
do 
Dering Coal Co 
do 
West Frankfort. . 
do 
do 
Illinois No. 10 
West Frankfort, 
Franklin County, 
111. 
Chicago a n d 
Eastern Illinois. 
Illinois No. 11 A.... 
St. Louis and Big 
Muddy Coal Co. 
Daws shaft 
Near Carterville, 
Williamson 
County, 111. 
Illinois Central. . 
Illinois No. 11 B... 
do 
do 
do 
do 
do 
do 
do 
do 
Illinois No. 11 C 
do 
Illinois No. 11 D 
do 
do 
Illinois No. 12 
Western Coal and 
Mining Co. 
Bush No. 1 
Bush, Williamson 
County, 111. 
St. Louis, Iron 
Mountain and 
Southern. 
Illinois No. 13 
The Benton Coal 
Co. 
Benton 
Benton, Franklin 
County, 111. 
Chicago and 
Eastern Illinois. 
Illinois No. 14 
Capital Coal Co . . . 
No.2 
East side of Spring- 
field, Sangamon 
County, 111. 
Illinois Central. . . 
Illinois No. 15 
Pettinger & Da- 
vis. 
South 
Centralia, Marion 
County. 111. 
do 
Illinois No. 16... 
Big Muddy Coal 
and Iron Co. 
No. 7 
Herrin, Williamson 
County, 111. 
do 
Illinois No. 18 
La Salle County 
Carbon Coal Co. 
La Salle shaft 
La Salle, La Salle 
County, 111. 
do 
Illinois No. 19 A... 
Zeigler Coal Co . . . 
Zeigler 
Zeigler. Franklin 
County, 111. 
do 
